US Bridges

Thompson Road over Small Creek

Good

Amite County, Mississippi · Sec 4 T 3N R 6E B · Structure no. SA0300000000125

Built
1989
36 years old
Condition
Good
inspected January 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
600
2022 count
Owner
County
County Highway Agency

About this bridge

Thompson Road over Small Creek is a concrete channel beam carrying Thompson Road over Small Creek in Amite County, Mississippi. It was built in 1989, so it is 36 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 600 vehicles a day, roughly 8% of them trucks, projected to reach 900 by 2044. The structure is 69 ft (21 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesThompson Road
CrossesSmall Creek
LocationSec 4 T 3N R 6E B
RouteCounty Highway 267
Coordinates31.25414, -90.61601
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2022)
Projected traffic900 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$208,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Thompson Road over Small Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Thompson Road over Small Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does Thompson Road over Small Creek carry?

About 600 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Thompson Road over Small Creek?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns Thompson Road over Small Creek?

It is owned by the County Highway Agency.